About me

  • 16 years of experience in business management at C-level and over 25 years in the media and brand communications industry in national, international and multicultural environments.

  • Practice-oriented and pragmatic leader with strong management skills in the areas of marketing & media, transformation, go-to-market strategies, international and national project management and business development.

  • growth-oriented ‘hands-on’ manager with repeated successes in a wide variety of markets, expanding international presence, and achieving critical strategic business goals.

  • proven media and marketing communications expert.

Core competencies

  • Leadership & Corporate Management

  • Change management

  • Media & brand communication

  • Attracting and retaining talent, employee motivation, team building

  • Digital transformation & sustainability (TWIN Transformation)

  • M&A and post-merger integration

  • Project management

My professional career

RIESTER CONSULTING, owner since April 2022

Frankfurt-Istanbul

Consulting and interim management services in the areas of marketing communications, media consulting, media audit & pitch consulting, international media management, sustainability & digital transformation as well as support for M&A projects and post-merger integration processes.

Business Management Transformation Software
Executive Advisor, ESG & Digital Transformation

Advising companies on measuring and benchmarking their level of sustainability and digital maturity, developing priority roadmaps and clear recommendations for the effective and efficient implementation of necessary transformation processes.

Dentsu is a global marketing communications and media holding company with around 60,000 employees. Core competencies and services include the areas of Media & Content, Creative and CXM. Dentsu is one of the TOP 4 networks worldwide in the global MarComms & Media ranking.

CEO Turkey, (and CEO Romania & Bulgaria in the years 2011-2014)

Istanbul

Development and establishment of dentsu TR as number 2 in the market of media & brand communication agencies (recma) through strong organic growth across all business areas and relevant KPIs with a team of around 250 specialists at the beginning of 2022.

Successful introduction and establishment of the dentsu brands Vizeum, iProspect, Isobar, amnet and Posterscope.

Successful acquisition and integration of a local creative agency into the dentsu TR Group.

Development of the dentsu group in Bulgariatripling the business in three years; leading and concluding joint venture negotiations with a TOP3 local player; transforming a traditional media agency into a full-service brand communications agency with 70 employees.

dentsu Romania: Transformation of a small agency into a high-growth and performance-driven organization with 85 local experts with a service offering around Bought, Owned & Earned Media Ecosystems. Management of the acquisition of a TOP 3 digital agency and successful integration into the dentsu RO Group.

Managing Director

Istanbul

Development of the business through organic growth with advertisers from various sectors and services.

Integration of two local media agencies into the existing Carat brand.

Media Director & MdGL

Frankfurt

Responsible for the media budgets of several key accounts.

(FMCG, consumer electronics and banking sector).

Unit Director

Frankfurt

Responsible for the overall media budget of the Fiat Group (Fiat, Alfa Romeo & Lancia).

Senior Planner/Planner

Wiesbaden

Media planner and buyer for a wide range of clients from various industries.